Second Rule for getting the most heat from burning wood?Ĭhoose a high-efficiency wood-burning stove or fireplace insert for the most eco-friendly way to burn wood for the most heat output and be sure to maintain your stove or fireplace for optimal combustion. First rule for wood burning? Make sure it's dry or seasoned wood, or most of the heat will be lost on evaporating water (like in a swimming-pool) and you make harmful smoke instead of heat!.First Rule for Choosing the Hottest Firewood?īefore we get into which wood is best for burning, or which wood burns the hottest as a home heat source in a wood-burning stove or fireplace, remember this: